Petit Planet Release Date Confirmed: Dec 4, 2026 – Pre-Download Guide

HoYoverse has finally put a date on its first cozy life sim. Petit Planet launches globally on December 4, 2026, announced alongside a launch-date PV on October 30. The game had previously only been committed to a vague "Winter 2026" window, so this is the first hard number anyone has had to plan around — and it lands about five weeks out, which is enough time to get pre-registration, pre-download and the squad event sorted before servers go live.

The release is free-to-play and simultaneous across every confirmed platform. There is no staggered regional rollout announced, and no early-access tier tied to a paid bundle. If you have a HoYoverse Account and a device on the supported list, you play on day one.

What time servers actually open

HoYoverse has not published an exact opening time, and this is the detail that trips up players chasing a low UID. The convention across HoYoverse launches is a 10:00 server opening in China Standard Time (UTC+8), but in practice the gates frequently open ten to thirty minutes early so the login queue can be spread out instead of slammed all at once. If a short UID or a specific planet name matters to you, set your alarm for 09:30 UTC+8 and sit in the client rather than arriving on the hour.

That also means the date behaves differently by region: for the Americas the launch lands on the evening of December 3, for Europe mid-morning on December 4.

Platforms and cross-progress

Petit Planet launches on iOS, Android, and PC — the PC build comes through both the Epic Games Store and a direct client from the official site. Progress links across platforms under one HoYoverse Account, which matters more here than in an action game: this is a daily check-in title, and most people will bounce between a phone session and a longer PC decorating session.

Pre-Download Opens December 1 — Do These Two Things First

There are only two actions that genuinely need doing before launch, and both are quick. Everything else can wait until you are actually in the game.

Step one: pre-register on the account you will actually use

Pre-registration runs through the official Petit Planet site and through each storefront. The one rule worth repeating: register with the HoYoverse Account you intend to play on. Pre-registration rewards are tied to that account, and account-side rewards are the single most common thing players lose at a HoYoverse launch by signing up with a throwaway email and then logging in with a different one on day one.

Pre-registration also carries no obligation. It does not auto-charge anything, and it does not commit you to a server.

Step two: pre-download on December 1

Pre-download opens December 1, three days before launch. On mobile this is the difference between logging in at 10:00 and logging in at 10:40 while a two-gigabyte patch crawls down. On PC, the Epic listing and the standalone client both open for download at the same time — pick whichever you prefer, since the accounts are interchangeable.

If you want the shortest possible path into the game, download on December 1 and then leave the client alone. HoYoverse titles usually push a small day-one patch, and applying that is faster than pulling the full client on December 4.

The Three-Player Squad Event and the Free Archiboo Top

Running alongside the date announcement is a squad event that hands out a free cosmetic. It opened on October 30, 2026 and closes December 25, 2026 at 10:00 (UTC+8), which gives you roughly two months — but the useful window is much shorter than that, for a reason explained below.

How the squad event works

The structure is simple: three players form a squad on the official event page, and all three get the reward. Every member must have completed pre-registration first, so this is not something you can do with two friends who have not signed up yet. Once the squad is formed, each member receives an Archiboo Top selection chest, which is redeemed for one of the three available Archiboo Top styles shown on the event page.

Archiboos are the small fuzzy spirits that drive Neighbor progression in Petit Planet — VG247's guide to collecting and using Archiboos breaks down how the five colour variants drop from different daily activities. An Archiboo-themed top is therefore not a generic login cosmetic; it is tied to one of the game's core systems, and it is the only item in this campaign that requires you to actually coordinate with other people.

The practical sequence:

Pre-register for Petit Planet on the platform you will play on.

Open the squad event page on the official site and either create a squad or join one.

Get two other pre-registered players into that squad before the deadline.

After launch, open the Event Center tab in-game and claim the chest.

How to claim the reward after launch

The chest does not appear in your inventory on December 4 automatically. It is claimed inside the game, from the Event Center, in the tab for this specific event — the same place every other launch campaign reward lands. If you formed a squad and see nothing, the usual cause is that one member's pre-registration was made on a different HoYoverse Account than the one they are playing on.

One thing to be realistic about: the deadline is December 25, but the sensible deadline is December 4. The reward is a cosmetic you wear while playing, so a squad formed three weeks into the patch is a squad that missed three weeks of wearing it. Form it now, while everyone is still paying attention to the announcement.

Pre-Registration Milestone Rewards

Separate from the squad event is the global pre-registration milestone ladder, which rewards everyone based on total worldwide sign-ups rather than individual actions. This one costs you nothing beyond the registration itself.

What you get instantly versus at milestones

The Bestie Star-Light is the only reward guaranteed the moment you register, and it is granted to new and returning registrants alike — if you signed up months ago during the beta phase, it counts. Everything above it unlocks progressively as the global counter climbs, and HoYoverse has been clearing these tiers steadily: the 4 million tier was confirmed unlocked well before the date announcement.

Unlocked milestone rewards are granted at launch, not immediately. You log in on December 4 and collect them from the mail or event interface.

The 10 million registration question

The Sproutling Outfit at 10 million registrations is the prize worth watching, and it is also the least certain. HoYoverse's milestone campaigns have historically reached their top tiers, but they do it on the strength of the existing HoYoverse audience rather than organic sign-ups — and this is a genre departure for the studio, so the conversion rate from "plays Genshin Impact" to "wants a cozy life sim" is genuinely untested.

If the counter stalls short of 10 million, that outfit simply never goes out. There is no fallback tier announced. Register anyway: it costs thirty seconds and the lower tiers are already locked in.

The November 1 Preview Special Program

Before pre-download, there is a launch preview special program on November 1, 2026 at 19:00 (UTC+8). HoYoverse has confirmed a mystery guest will appear and that launch redemption codes will be distributed during the broadcast.

Start time in your region

Local start times on November 1, 2026: Los Angeles 03:00 · New York 06:00 · São Paulo 08:00 · London 11:00 · Berlin 12:00 · Delhi 16:30 · Beijing and Taipei 19:00 · Tokyo and Seoul 20:00 · Sydney 22:00.

November 1, 2026 is the day US daylight saving time ends, so the North American times reflect post-change clocks. Some Japanese listings show the program as 20:00 JST — the same instant, not a second broadcast.

What the program usually hands out

Expect the standard HoYoverse format: a launch trailer, a systems walkthrough, a segment on the first seasonal content, and a code drop near the end. The codes are the part that actually matters. HoYoverse launch codes are typically valid for a short window — often 24 to 48 hours — and are case-sensitive, so the practical advice is to copy them from a repost rather than typing them from a stream chat.

HoYoverse has not yet detailed Petit Planet's redemption method. In the company's other titles, codes are either redeemed inside the client or through an official web redemption page tied to your account. Confirm which applies before launch day rather than assuming.

Final Beta Test Rebate: What Testers Get Back

If you spent money during the closed test, there is money waiting for you. The Final Beta Test — the last pre-launch test, which ran from September 20 to October 19, 2026 — operated with real-money purchases enabled, and HoYoverse has now opened the rebate query page for that test.

How to check your rebate

The query page sits on the official HoYoverse event domain and requires logging in with the HoYoverse Account you tested on. It shows your cumulative test spending and the rebate that results from it; full rules are published on the official site.

Two warnings: the rebate is tied to the test account, so check the rules before assuming anything transfers to a different one — and it is credited at or after launch, not to your test client, so there is no reason to reinstall the beta build.

What the rebate actually covers

It applies to real-money purchases made in the test, returned as in-game premium currency rather than cash. Anything earned free during the test — granted currency, milestone rewards, free track progress — is not counted. If your rebate is meaningful, your launch budget is smaller than you think: check the number before buying anything on December 4.

What Petit Planet Actually Is

For anyone arriving from Genshin Impact or Honkai: Star Rail and expecting combat, this is the section that matters. Petit Planet is not an RPG. You play a Planet Tender — a Loomi Co. employee posted to a small planet to develop it — and there is no combat loop, no character banners built around combat power, and no endgame gear chase.

The daily loop

The core cycle is farming, fishing, bug catching, beachcombing, cooking and decorating. Time runs in real time, and some goals take multiple real days to complete, so the game is built around short daily check-ins rather than long sessions. That is a design choice, not a limitation — but it is the thing that decides whether this game fits your habits.

Customisation is the real draw. You shape terrain, coastlines and sky, decorate indoors and out, and progressively unlock terraforming. The Luca Arbor is the progression spine: earn Luca by completing tasks, water the tree with it, and as it grows it changes your planet and unlocks seeds that alter the grass, ocean, cliffs and sky. Fully grown, it unlocks full terraforming — hills, waterfalls, ponds, inclines and bridges.

Neighbors, Planettes and Archiboos

Neighbors are the anthropomorphic animal cast, each with a job, home planet, birthday and friendship questline. Three Loomi Co. staff — Mobai, Glenn and Esassani — move in at the start; the rest are met exploring the Starsea. Each Neighbor brings a miniature world, a Planette, that you develop to unlock rewards.

Developing Planettes consumes Archiboos, the fuzzy spirits collected passively as you play. Five colours, each tied to an activity type: white from general tasks, green from tree-shaking, bug catching and farming, yellow from cooking, crafting and woodcutting, red from mining, digging and mushroom picking, blue from fishing, beachcombing and watering crops. Each Neighbor wants a specific mix, so rotate activities rather than grinding one.

Starsea voyages and the Galactic Bazaar

Beyond your own planet, you take Starsea voyages by car to visit Islets — small planets holding rare resources, chests and encounters. Each trip costs a Loomia Battery, purchasable with Loomi, and you bring up to two Neighbors along; they auto-gather based on their skills while you handle chests yourself.

The Galactic Bazaar is the social hub. It is where you meet other players, send friend requests, trade, sit in a café, and take part in activities including a rhythm mini-game. Planet visits are host-controlled — you can make your planet private and decide whether visitors may touch your resources.

Currencies and What Actually Costs Real Money

Four things circulate in Petit Planet's economy, and only one of them is really about your wallet.

Dough, Loomi, MiraiLoomi and the Curio Card

Dough is the everyday currency — selling harvests, fish and cooked dishes covers it comfortably. Loomi is earned from daily tasks and Footprint achievement milestones, with a soft daily cap, and funds Loomi Mart cosmetics plus your Starsea voyage batteries.

MiraiLoomi is the real-money currency, spent on seasonal collections at the Curio Emporium. The Curio Card is the seasonal battle pass: it unlocks a tiered reward track that includes some MiraiLoomi, but owning it does not hand you shop items free — you still spend MiraiLoomi at the Emporium. The Card is access; MiraiLoomi is what you spend once inside.

No character gacha — and why that changes your budget

Every closed beta so far has run without character or weapon gacha banners. Monetisation in testing was a direct cosmetic shop, the Curio Emporium, the Curio Card and a smaller randomised apparel box. HoYoverse has not declared the model final.

If cosmetics-first holds, the maths is unlike any other HoYoverse game: no pity counter to save toward, no limited character to plan around. Your MiraiLoomi goes entirely to a seasonal rotation, so free earnings cover a few modest buys per season and the cost of keeping up is bounded.

The flip side is a different FOMO. Curio Emporium stock is seasonal and time-limited, so the failure mode is not "I lost the 50/50" but "the outfit rotated out before I had currency ready." Check the November 1 program for the first season's lineup before spending blind on launch day.

Your Pre-Launch Checklist

• Today: pre-register with the HoYoverse Account you will actually play on. Check the Final Beta rebate page if you spent money in the September 20 – October 19 test.

• Today: form a three-player squad on the official event page. All three members must be pre-registered; the event closes December 25 at 10:00 UTC+8, but form it now.

• November 1, 19:00 UTC+8: watch the preview special program, or grab the codes from a repost within 24 hours.

• December 1: pre-download on your chosen platform and leave the client ready for the small day-one patch.

• December 4, around 09:30 UTC+8: be in the client early if you care about UID or planet name.

• After launch: claim the squad reward and milestone rewards from the Event Center; check the Curio Emporium's first rotation before spending MiraiLoomi.

FAQ

When does Petit Planet release?
Petit Planet launches globally on December 4, 2026 on iOS, Android and PC. HoYoverse has not published an exact opening time; the convention is around 10:00 UTC+8, with servers often opening slightly early to spread the login load.

When can I pre-download Petit Planet?
December 1, 2026, three days before launch. Both the Epic Games Store listing and the direct PC client open at the same time as the mobile downloads.

Is Petit Planet free to play?
Yes. It is free-to-play with optional in-game purchases. Betas showed a cosmetics-first monetisation model with no character or weapon gacha banners, though HoYoverse has not confirmed the final model.

How do I get the free Archiboo Top?
Pre-register for the game, then join a three-player squad on the official event page before December 25, 2026 at 10:00 UTC+8. All three members must be pre-registered. After launch, claim the selection chest from the Event Center and pick one of the three styles.

What do I get for pre-registering?
A Bestie Star-Light immediately, plus milestone rewards as global registrations climb: Blissful Floral and Fruit Tea at 2 million, Red Star Fireworks at 4 million, and a Sproutling Outfit at 10 million.

Will progress carry over from the Final Beta Test?
No. Beta progress does not carry into the live game. What does carry over is spending: if you made real-money purchases during the September 20 – October 19 Final Beta Test, check the rebate query page on the official site for your credited amount.

Is Petit Planet cross-platform?
Yes. iOS, Android and PC all share progress through a single HoYoverse Account, so you can decorate on PC and check in on your phone without losing anything.